Fertility & birth rates in Tanzania and Zimbabwe

Fertility rate in Tanzania vs Zimbabwe chart

According to the latest available data on birth rates, the fertility rate in Tanzania was 4.61 children per woman in 2023, compared to 3.72 in Zimbabwe in 2023. The replacement level is considered to be 2.1 children per woman.

Check Tanzania vs Zimbabwe population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Tanzania	Zimbabwe
1960	6.54	7.2
1961	6.56	7.21
1962	6.61	7.23
1963	6.65	7.23
1964	6.68	7.23
1965	6.73	7.23
1966	6.8	7.2
1967	6.86	7.16
1968	6.9	7.11
1969	6.95	7.04
1970	7	6.98
1971	7.04	6.94
1972	7.05	6.94
1973	7.06	6.94
1974	7.12	6.88
1975	7.1	6.83
1976	7.09	6.77
1977	7.07	6.71
1978	7.06	6.66
1979	7.04	6.59
1980	6.99	6.52
1981	6.93	6.45
1982	6.87	6.33
1983	6.81	6.2
1984	6.72	6.04
1985	6.6	5.87
1986	6.49	5.69
1987	6.41	5.5
1988	6.38	5.28
1989	6.3	5.07
1990	6.2	4.88
1991	6.14	4.72
1992	6.08	4.57
1993	6	4.39
1994	5.89	4.28
1995	5.82	4.15
1996	5.83	4.11
1997	5.84	4.08
1998	5.81	4.07
1999	5.75	4.06
2000	5.67	4.01
2001	5.62	3.98
2002	5.57	3.93
2003	5.58	3.86
2004	5.6	3.78
2005	5.58	3.69
2006	5.51	3.64
2007	5.4	3.68
2008	5.32	3.78
2009	5.26	3.95
2010	5.23	4.04
2011	5.14	4.13
2012	5.14	4.13
2013	5.16	4.11
2014	5.12	4.01
2015	5.03	3.91
2016	5.01	3.83
2017	4.99	3.77
2018	4.93	3.74
2019	4.87	3.75
2020	4.8	3.75
2021	4.73	3.77
2022	4.67	3.77
2023	4.61	3.72
2024	4.54	3.67
2025	4.47	3.62
2026	4.41	3.57
2027	4.34	3.52
2028	4.28	3.47
2029	4.22	3.43
2030	4.16	3.38
2031	4.11	3.33
2032	4.04	3.29
2033	3.98	3.25
2034	3.94	3.21
2035	3.88	3.17
2036	3.83	3.13
2037	3.76	3.09
2038	3.72	3.06
2039	3.67	3.02
2040	3.63	2.99
2041	3.57	2.96
2042	3.54	2.93
2043	3.49	2.9
2044	3.46	2.87
2045	3.4	2.84
2046	3.39	2.81
2047	3.35	2.78
2048	3.31	2.75
2049	3.25	2.72
2050	3.23	2.69

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Tanzania	Zimbabwe
1960	44.9%	47.3%
1961	44.8%	47.7%
1962	44.8%	48.1%
1963	44.8%	48.5%
1964	45%	48.8%
1965	45.2%	48.7%
1966	45.4%	48.6%
1967	45.6%	48.5%
1968	45.8%	48.5%
1969	45.9%	48.4%
1970	46%	48.3%
1971	46.1%	48.2%
1972	46.1%	48.2%
1973	46.2%	48.1%
1974	46.3%	48.1%
1975	46.4%	48.1%
1976	46.5%	48.2%
1977	46.6%	48.3%
1978	46.7%	48.5%
1979	46.9%	48.8%
1980	47.2%	48.7%
1981	47.4%	48.4%
1982	47.5%	48.3%
1983	47.6%	48.2%
1984	47.5%	48.1%
1985	47.4%	48%
1986	47.2%	47.9%
1987	46.9%	47.9%
1988	46.7%	47.9%
1989	46.5%	47.6%
1990	46.3%	47.1%
1991	46.2%	46.6%
1992	46%	46.8%
1993	45.5%	47.1%
1994	44.9%	46.6%
1995	44.5%	45.9%
1996	44.7%	45%
1997	44.8%	44%
1998	44.7%	43.1%
1999	44.7%	42.4%
2000	44.6%	41.9%
2001	44.5%	41.5%
2002	44.6%	41.4%
2003	44.6%	41.5%
2004	44.7%	41.7%
2005	44.8%	41.9%
2006	44.9%	42%
2007	45%	42.1%
2008	45.1%	42.4%
2009	45.3%	42.7%
2010	45.3%	43%
2011	45.2%	43.4%
2012	45.1%	43.7%
2013	44.9%	43.9%
2014	44.8%	43.9%
2015	44.5%	43.8%
2016	44.2%	43.6%
2017	44%	43.3%
2018	43.8%	42.9%
2019	43.6%	42.5%
2020	43.4%	42.2%
2021	43.1%	41.9%
2022	42.9%	41.6%
2023	42.7%	41.3%
2024	42.5%	40.9%
2025	42.3%	40.3%
2026	42.1%	39.6%
2027	41.9%	39%
2028	41.7%	38.4%
2029	41.4%	37.8%
2030	41.1%	37.4%
2031	40.9%	37%
2032	40.5%	36.8%
2033	40.2%	36.5%
2034	39.8%	36.3%
2035	39.5%	36.1%
2036	39.1%	35.8%
2037	38.8%	35.6%
2038	38.4%	35.3%
2039	38.1%	35.1%
2040	37.8%	34.8%
2041	37.5%	34.6%
2042	37.1%	34.3%
2043	36.8%	34.1%
2044	36.5%	33.8%
2045	36.2%	33.5%
2046	35.9%	33.2%
2047	35.6%	32.9%
2048	35.4%	32.6%
2049	35.1%	32.2%
2050	34.8%	31.9%

Children aged 0-14 make up 42.5% of the population in Tanzania and 40.9% in Zimbabwe in 2024, compared to 46.3% and 47.1% respectively in 1990.

Demographics of Tanzania and Zimbabwe compared.

Natural population change in Tanzania vs Zimbabwe by year

For the past 10 years, the annual natural population change (excluding migration) has been +3.05% in Tanzania and +2.34% in Zimbabwe. The chart below illustrates the comparison of the absolute yearly changes resulting from births and deaths.

Table

Year	Population change due to births and deaths
	Tanzania	Zimbabwe
1960	275,814	126,959
1961	286,839	131,531
1962	300,663	136,317
1963	314,644	140,984
1964	328,527	145,848
1965	343,456	151,164
1966	360,229	156,014
1967	374,763	161,205
1968	389,467	166,865
1969	408,322	172,626
1970	427,988	178,979
1971	449,014	185,427
1972	467,305	193,725
1973	488,429	201,885
1974	515,152	208,806
1975	533,906	216,947
1976	553,617	221,419
1977	574,938	225,139
1978	595,024	222,979
1979	613,388	223,657
1980	629,444	241,179
1981	645,496	271,361
1982	662,627	279,934
1983	679,720	286,545
1984	687,435	290,052
1985	697,867	290,756
1986	705,677	289,894
1987	718,580	286,766
1988	736,551	277,498
1989	743,854	270,838
1990	750,825	265,444
1991	762,011	260,943
1992	767,961	255,291
1993	778,044	228,045
1994	803,953	216,343
1995	838,980	206,695
1996	868,524	205,269
1997	882,544	216,288
1998	920,806	225,614
1999	948,659	232,393
2000	985,185	236,343
2001	1,026,242	227,909
2002	1,063,195	244,170
2003	1,118,435	243,057
2004	1,175,379	248,307
2005	1,224,165	248,545
2006	1,257,927	248,963
2007	1,278,285	261,805
2008	1,303,728	280,527
2009	1,332,015	309,316
2010	1,363,477	335,570
2011	1,384,886	359,572
2012	1,439,325	371,135
2013	1,509,008	374,757
2014	1,565,630	366,350
2015	1,592,882	356,203
2016	1,659,502	348,772
2017	1,726,909	344,035
2018	1,777,852	345,883
2019	1,816,669	348,798
2020	1,861,377	354,790
2021	1,880,137	349,908
2022	1,927,960	371,243
2023	1,960,623	372,505

Maternal mortality chart: Tanzania vs Zimbabwe

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 276 deaths per 100,000 live births in Tanzania, compared to 358 deaths in Zimbabwe.

Table

Year	Maternal mortality per 100K births
	Tanzania	Zimbabwe
1985	980	573
1986	971	525
1987	964	480
1988	949	431
1989	927	382
1990	900	353
1991	873	332
1992	864	333
1993	851	331
1994	816	332
1995	797	332
1996	775	352
1997	777	357
1998	739	368
1999	635	399
2000	568	405
2001	493	467
2002	454	418
2003	397	455
2004	365	451
2005	350	454
2006	366	480
2007	453	519
2008	511	526
2009	502	540
2010	486	567
2011	475	564
2012	448	558
2013	479	525
2014	454	468
2015	433	428
2016	396	411
2017	345	389
2018	319	386
2019	292	388
2020	160	380
2021	162	446
2022	152	368
2023	276	358

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 3.89% in Tanzania and 4.42% in Zimbabwe. Below is the historical data on under-five mortality rates.

Table

Year	Mortality rate before reaching 5 years of age, per 1,000 live births
	Tanzania	Zimbabwe
1960	24.2%	15.2%
1961	24%	14.8%
1962	23.8%	14.4%
1963	23.6%	14%
1964	23.4%	13.5%
1965	23.1%	13.1%
1966	22.8%	12.7%
1967	22.5%	12.4%
1968	22.2%	12.1%
1969	21.9%	11.8%
1970	21.6%	11.7%
1971	21.2%	11.5%
1972	20.9%	11.5%
1973	20.5%	11.4%
1974	20.1%	11.4%
1975	19.6%	11.4%
1976	19.2%	11.5%
1977	18.8%	11.5%
1978	18.4%	11.5%
1979	18.1%	11.3%
1980	17.9%	11.1%
1981	17.8%	10.7%
1982	17.8%	10.1%
1983	17.8%	9.5%
1984	17.8%	8.87%
1985	17.7%	8.31%
1986	17.6%	7.86%
1987	17.4%	7.61%
1988	17.2%	7.55%
1989	16.9%	7.69%
1990	16.7%	7.97%
1991	16.5%	8.33%
1992	16.3%	8.73%
1993	16.1%	9.16%
1994	15.9%	9.52%
1995	15.6%	9.83%
1996	15.2%	10%
1997	14.8%	10.1%
1998	14.2%	10%
1999	13.6%	9.92%
2000	12.8%	9.83%
2001	12.1%	9.79%
2002	11.3%	8.48%
2003	10.5%	8.85%
2004	9.86%	9.17%
2005	9.24%	9.23%
2006	8.69%	9.4%
2007	8.16%	9.47%
2008	7.7%	9.34%
2009	7.24%	9.03%
2010	6.86%	8.5%
2011	6.5%	7.88%
2012	6.21%	7.14%
2013	5.95%	6.55%
2014	5.67%	6.18%
2015	5.48%	5.98%
2016	5.25%	5.69%
2017	5.02%	5.5%
2018	4.8%	5.23%
2019	4.6%	5.11%
2020	4.42%	5.01%
2021	4.22%	4.76%
2022	4.05%	4.6%
2023	3.89%	4.42%